| Équations équilibrées la veille |
AlCl3 + 3 H2O = Al(OH)3 + 3 HCl
NaHSO3 + HCl = NaCl + H2SO3 =>
NaHSO3 + HCl = NaCl + H2SO3
(Pb2O2)5 = PbO =>
(Pb2O2)5 = 10 PbO
B + N = BN =>
B + N = BN
HNO2(aq) = HNO3(aq) + NO(g) + H2O(l) =>
3 HNO2(aq) = HNO3(aq) + 2 NO(g) + H2O(l)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
KMnO4 + Zn + H2SO4 = MnSO4 + K2SO4 + ZnSO4 + H2O =>
2 KMnO4 + 5 Zn + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 ZnSO4 + 8 H2O
NiCl2 + NH3 = NiNH3 + Cl =>
NiCl2 + NH3 = NiNH3 + 2 Cl
Cl2 + N2O + H2O = Cl{-} + NO2{-} + H{+} =>
2 Cl2 + N2O + 3 H2O = 4 Cl{-} + 2 NO2{-} + 6 H{+}
Fe(ClO3)2 + NH3 + H2O = Fe(OH)2 + (NH4)ClO3 =>
Fe(ClO3)2 + 2 NH3 + 2 H2O = Fe(OH)2 + 2(NH4)ClO3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CH3CH(CH3)COOH + CH3COOH = CH3CH(CH3)(CO)O(OC)CH3 + H2O =>
CH3CH(CH3)COOH + CH3COOH = CH3CH(CH3)(CO)O(OC)CH3 + H2O
BaCrO4 + HCl = BaCl + HCrO4 =>
BaCrO4 + HCl = BaCl + HCrO4
Cu + Zn2{+} = Cu2{+} + Zn =>
2 Cu + Zn2{+} = Cu2{+} + 2 Zn
OH{-} + ClO3{3} + V2O3{2-} = VO3{-} + H2O + Cl{-} =>
12 OH{-} + 3 ClO3{3} + 5 V2O3{2-} = 10 VO3{-} + 6 H2O + 3 Cl{-}
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
HNO2(aq) = HNO3(aq) + NO(g) + H2O(l) =>
3 HNO2(aq) = HNO3(aq) + 2 NO(g) + H2O(l)
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
CH2CH2 + Br2 = BrCH2CH2Br =>
CH2CH2 + Br2 = BrCH2CH2Br
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
FeO2 + H2O = Fe(OH)4 =>
FeO2 + 2 H2O = Fe(OH)4
CaCl2(aq) + K2CO3(aq) = KCl(aq) + CaCO3(s) =>
CaCl2(aq) + K2CO3(aq) = 2 KCl(aq) + CaCO3(s)
Na3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3P4Mo12O40 + NaNO3 + NH4NO3 + H2O =>
32 Na3PO4 + 96(NH4)2MoO4 + 234 HNO3 = 8(NH4)3P4Mo12O40 + 96 NaNO3 + 153 NH4NO3 + 147 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
S02 + Br2 + H2O = HBr + H2SO4 =>
S02 + 6 Br2 + 8 H2O = 12 HBr + 2 H2SO4
Na2SO3 + Cl2 = NaCl + Na2SO4 + SO2 =>
2 Na2SO3 + Cl2 = 2 NaCl + Na2SO4 + SO2
SnCl2 + Na2S = SnS + NaCl =>
SnCl2 + Na2S = SnS + 2 NaCl
AlO3H3 + H2SO4 = Al2S3O12 + H2O =>
2 AlO3H3 + 3 H2SO4 = Al2S3O12 + 6 H2O
Ca(OH)2(aq) + HI(aq) = CaI2 + H2O =>
Ca(OH)2(aq) + 2 HI(aq) = CaI2 + 2 H2O
Cd + Au(NO3)3 = Cd(NO3)2 + Au =>
3 Cd + 2 Au(NO3)3 = 3 Cd(NO3)2 + 2 Au
NiCl2 + NH3 = [Ni(NH3)6]Cl2 =>
NiCl2 + 6 NH3 = [Ni(NH3)6]Cl2
N + B = N2B =>
2 N + B = N2B
Sr + PO4 = Sr3PO4 =>
3 Sr + PO4 = Sr3PO4
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
HCl + NH3 = NH4Cl =>
HCl + NH3 = NH4Cl
N{2} + O = NO{2} =>
N{2} + O = NO{2}
Zn2{+} + Cu = Cu{+} + Zn =>
Zn2{+} + Cu = Cu{+} + 2 Zn
C2H5OH(g) + O2(g) = CH3COOH(g) + H2O(g) =>
C2H5OH(g) + O2(g) = CH3COOH(g) + H2O(g)
Pb(NO3)2 + NH4Cl + H2O = Pb(OH)2 + HCl + NH4NO3 =>
Pb(NO3)2 + 2 NH4Cl + 2 H2O = Pb(OH)2 + 2 HCl + 2 NH4NO3
(C6H10O5)45 + H2O = C6H12O6 =>
(C6H10O5)45 + 45 H2O = 45 C6H12O6
HNO2(aq) = H{+} + NO3{-} + NO(g) + H2O =>
3 HNO2(aq) = H{+} + NO3{-} + 2 NO(g) + H2O
SrCO3H2SO4 = SrSO4H2CO3 =>
SrCO3H2SO4 = SrSO4H2CO3
NaVO3 + Zn + HCl = NaCl + VOCl2 + ZnCl2 + H2O =>
2 NaVO3 + Zn + 8 HCl = 2 NaCl + 2 VOCl2 + ZnCl2 + 4 H2O
CH2CH2 + Br2 = C2H4Br2 =>
CH2CH2 + Br2 = C2H4Br2
HNO3 + (NH4)2MoO4 + Na3PO4 = (NH4)3PO4*12MoO3 + NH4NO3 + NaNO3 + H2O =>
24 HNO3 + 12(NH4)2MoO4 + Na3PO4 = (NH4)3PO4*12MoO3 + 21 NH4NO3 + 3 NaNO3 + 12 H2O
AB = A + B =>
AB = A + B
NaOH + H(PO4) = Na(PO4) + H2O =>
NaOH + H(PO4) = Na(PO4) + H2O
C2H4 + O2(g) = CO2 + H2O =>
C2H4 + 3 O2(g) = 2 CO2 + 2 H2O
Na2SO3 + Cl2 = NaCl + Na2SO4 + SO2 =>
2 Na2SO3 + Cl2 = 2 NaCl + Na2SO4 + SO2
CH3CO2 + NaHCO3 = NaCH3CO2 + H2O + CO2 =>
8 CH3CO2 + 7 NaHCO3 = 7 NaCH3CO2 + 5 H2O + 9 CO2
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